Rockwell Automation MD65 Profibus Communication Card User Manual

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II

PROFIBUS Communications Module

Chapter 6

About I/O Messaging
6.1 About I/O Messaging ..................................................... 6-1
6.2 Understanding the I/O Image......................................... 6-1
6.3 Using Logic Command/Status ....................................... 6-2
6.4 Using Reference/Feedback ........................................... 6-3

Chapter 7

Using Explicit Messaging (Parameter Protocol)
7.1 About Explicit Messaging............................................... 7-1
7.2 Running Explicit Messages............................................ 7-2
7.3 Parameter Protocol ........................................................ 7-3

7.3.1 Parameter Message Request .............................. 7-4
7.3.2 Parameter Message Response ........................... 7-5

Chapter 8

Using Multi-Drive Mode
8.1 Single Mode vs. Multi-Drive Mode ................................. 8-1
8.2 System Wiring................................................................ 8-4
8.3 Understanding the I/O Image......................................... 8-5
8.4 Configuring the RS-485 Network ................................... 8-6
8.5 Multi- Mode Explicit Messaging ..................................... 8-7
8.6 Additional Information .................................................... 8-7

Chapter 9

Troubleshooting the PROFIBUS Module and Network
9.1 Understanding the Status Indicators.............................. 9-1

9.1.1 DRIVE Status Indicator........................................ 9-2
9.1.2 MS Status Indicator ............................................. 9-3
9.1.3 NET A Status Indicator ........................................ 9-4

9.2 Module Diagnostic Items in Single Drive Mode ............. 9-5
9.3 Module Diagnostic Items in Multi-Drive Mode................ 9-5
9.4 Viewing and Clearing Events ......................................... 9-7

Appendix A

Technical Specifications .................................................... A-1

Appendix B

PROFIBUS Module Parameters ........................................ B-1

Appendix C

Logic Command/Status Word .......................................... C-1

Appendix D

SLC Ladder Logic Examples.............................................. D-1

Glossary

........................................................... Glossary-1

Index

......................................................................Index-1

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